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After shut off air conditioner, it must be
5 or more minutes later to permit
starting air conditioner again.
It had better use the air conditioner
when the engine operates.
Screw knob B to adjust temperature.
2.7 PILOT CONTROL JOYSTICK
Operation marks (As figure 2.7.1):
The machine equipped with left and right pilot control joystick.
The right pilot joystick controls following movements (As figure 2.7.2):
a —— lift boom
b —— lower boom
c —— backhole loading, or grab bucket rotate clockwise
d ——backhole dumping, or grab bucket rotate anticlockwise
The left pilot joystick controls following movements
e—— rotate upper carriage anticlockwise
f —— rotate downcarriage clockwise
g —— extend arm
h —— retract arm
Composite movements can be achieved by two joysticks’
assorted operation.
Also, horn button and breaker hammer button are
equipped on joysticks.